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Showing Results for Premier Research Labs

Product Reviews (2)

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CoQ10 and Ubiquinol Supplements Reviewed by ConsumerLab.com

CoQ10 and Ubiquinol Supplements Review
Weight Loss Supplements Tested by ConsumerLab.com

Weight Loss Supplements Review (7-Keto DHEA, Forskolin and Stimulant Blend Supplements)

CL Answers (12)

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Does Procera AVH really improve memory and mood?

Procera AVH information, including evidence from clinical studies on memory, cognition, mood, safety, and a lawsuit.

Is it possible to get too much vitamin D?

Too much vitamin D can lead to adverse effects, including hypercalcemia (excess calcium in the blood).

Too Much Vitamin D? -- bottle of vitamin D and vitamin D tablets in the shape of the letter D

What are "hypoallergenic" supplements? How can I find hypoallergenic supplements on ConsumerLab.com?

Hypoallergenic supplements are typically formulated without ingredients known to be common food allergens, such as milk, fish, shellfish, eggs and nuts, and/or gluten , and certain artificial coloring agents, and fillers. ConsumerLab has tested many hypoallergenic supplements including multivitamins, probiotics, protein powders and more.

Hypoallergenic Supplements

Can taking CoQ10 affect my thyroid levels or interact with my thyroid medication?

Learn more about CoQ10 and thyroid medications along with natural thyroid function. ConsumerLab.com's answer explains.

What is lunasin and does it really reduce cholesterol?

Lunasin supplement information, whether lunasin can lower cholesterol, safety and side effects, foods that contain lunasin, like soy.

Do vitamin patches, such as for B12 or multivitamins, really work? How about those from PatchMD?

Do vitamin B12 Patches like PatchMD really work? Can you absorb vitamin B12 through patches?

Vitamin Patches -- young woman with vitamin patch on arm

What is monolaurin? Can it really prevent colds, cold sores, or other infections?

Lauricidin (monolaurin) information for preventing colds, immune system function, and safety.

Lauricidin (monolaurin) for Colds -- jar of Lauricidin

Can supplements help me lose weight?

Learn more about weight loss supplements, including our lab test results and product comparisons.

Supplements to Lose Weight

Can I trust lab reports and Certificates of Analysis provided by supplement manufacturers?

Lab reports and Certificates of Analysis are provided by supplement manufacturers, but sometimes include incorrect testing and "dry labbing". ConsumerLab.com's answer explains.

Can I trust lab reports provided by supplement manufacturers?

Are vitamin D oral sprays more effective than vitamin D pills or drops?

Learn more about vitamin D oral sprays, pills, and drops, including a price comparison.

Can magnesium supplements reduce heart palpitations or PVCs?

Having low blood levels of magnesium has been associated with abnormal heart rhythms known as PVCs (premature ventricular complexes). Find out if taking magnesium supplements can help.

Magnesium and Palpitations (PVCs) -- Woman With Heart Palpitations

I've heard that soaking dried beans for 24 hours reduces the phytate level, allowing for greater access to nutrients. Is this true?

Does soaking dried beans in water help reduce phytate levels to help gain greater access to nutrients?

Soaking Beans to Remove Phytates -- white beans soaking in a bowl of water
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Recalls & Warnings (36)

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5/24/2021

U.S. Marshals Seize $1.3 Million Worth of Kratom
12/19/2020

FDA Finds Unapproved Drugs in Many Weight Loss and Sexual Enhancement Products Sold Online
12/02/2020

FDA Warns Sellers of Unapproved COVID-19 Tests, CBD Products
5/23/2020

FTC Warns 50 More Companies for Coronavirus Claims

5/16/2020

CBD Oil Recalled, Risk of High Lead Exposure
4/14/2020

FTC Warns Companies Selling Immune "Boosters," Vitamin C and More for Coronavirus Claims
3/13/2020

FDA Finds Problems at 52% of Supplement Manufacturing Sites in U.S. and 42% Abroad
2/25/2020

FTC Sends Refund Checks to Consumers of Unproven "Brain-Boosting" Supplements
12/21/2019

Supplement Company Continues to Make False Claims About Its Products, Says FTC
11/09/2019

Biotin Supplements Can Cause False Lab Test Results
4/23/2019

"Brain Boosting" Supplements Were Promoted With Non-Existent Clinical Studies
2/13/2019

Supplements Promoted for Alzheimer's Disease and Dementia Sell "False Hope," Warns FDA
6/08/2018

NutriMost Weight-Loss System Consumers Can Submit Claim for Refund
3/16/2018

FTC Sends Refund Checks to Consumers of Unproven Weight-Loss Products
1/16/2018

Marketers of CellAssure and Cognify Settle FTC Charges of Deceptive Cancer Claims
12/01/2017

Health Research Labs Agrees to Settle FTC Charges of False Claims, Deceptive Marketing of BioTherapex and NeuroPlus
11/01/2017

FDA Warns Sellers of Bodybuilding Supplements Containing Steroid-Like Substances
5/02/2017

Seller of Amino Acid Supplements & More Warned for Manufacturing Violations
5/15/2016

Seller of Vision Supplements Warned for Drug Claims
9/11/2015

Thirteen Manufacturers Ordered to Stop Selling Devil's Claw Supplements
7/12/2015

Marketers of Memory Supplement to Pay $1.4 Million to Settle FTC Charges
4/29/2015

FDA Targets Weight Loss and Workout Supplements Listing Synthetic Stimulant DMBA
7/15/2014

Pinnacle Labs International Warned for Manufacturing Violations
1/16/2014

Seller of Tea Supplements and Drinks Warned For Manufacturing Violations and Drug Claims
1/10/2013

FDA Warns Aloe and Herbal Supplement Companies For Manufacturing Violations
12/27/2012

Two Supplement Companies Warned For Manufacturing Violations
8/02/2012

FDA Warns Two Supplement Makers of Manufacturing Violations
4/29/2012

FDA Says DMAA Can't Be Sold as a Supplement -- Warns Sellers
1/02/2012

FDA Warns ION Labs of Manufacturing Violations Affecting Multiple Dietary Supplements

1/16/2010

Recall of Body Building Supplements Containing Steroids
3/08/2007

FTC Files Against Maker of Calcium and Fertility Supplements
8/18/2006

Restitution Program for Purchases of Lane Labs' Products

1/20/2006

Another Ginkgo Supplement Recalled
5/20/2005

Seller of "Ocular Nutrition" Supplement Settles FTC Charges
2/19/2005

Seller of Eye Supplement Purporting to Restore Vision and Eliminate "Floaters" Settles FTC Charges
5/03/2002

More Information on Recall of PC-SPES - Prostate Supplement
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Clinical Updates (1)

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11/28/2017

Growing Concern with Biotin Causing False Lab Results
Biotin (a B vitamin found in B-complex and hair and nail supplements) can interfere with laboratory results resulting in the missed diagnosis or misdiagnosis of cardiovascular and hormonal conditions, such as Graves' disease (a form of hyperthyroidism). Physicians and lab personnel may be unaware of this interference. For details, see the "Biotin" section of the B Vitamins Review >>

News Releases (19)

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9/11/2021

Best CoQ10 and Ubiquinol Supplements Identified in Testing by ConsumerLab
2/25/2021

Top-rated Vitamin and Supplement Brands and Merchants for 2021 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
2/25/2020

Top-rated Vitamin and Supplement Brands and Merchants for 2020 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
2/25/2019

Top-rated Vitamin and Supplement Brands and Merchants for 2019 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
1/03/2019

ConsumerLab Tests Reveal the Best Protein Powders, Shakes and Drinks -- 20% of Protein Powders and Drinks Fail CL's Tests of Quality
2/25/2018

Top-rated Vitamin and Supplement Brands and Merchants for 2018 Based on Consumer Satisfaction
2/25/2017

Top-rated Vitamin and Supplement Brands and Merchants for 2017 Based on Consumer Satisfaction
2/25/2016

Top-rated Vitamin and Supplement Brands and Merchants for 2016 Based on Consumer Satisfaction
2/25/2015

Top-rated Vitamin and Supplement Brands and Merchants for 2015 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
2/12/2014

Top-rated Vitamin and Supplement Brands and Merchants for 2014 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
2/01/2013

Top-rated Vitamin and Supplement Brands and Merchants for 2013 Based on Consumer Satisfaction
2/01/2012

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2012 -- Based on ConsumerLab.com Survey of Vitamin & Supplement Users
2/01/2011

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2011 -- Based on ConsumerLab.com survey of vitamin and supplement users 
10/07/2009

ConsumerLab.com finds that only two-thirds of alpha-lipoic acid supplements selected for testing pass quality review -- Anti-oxidant supplements helpful to diabetics
11/18/2008

Adulteration Suspected with Some "Memory" Supplements -- Few Ginkgo and Huperzine Supplements Pass ConsumerLab.com Tests; Quality High for Acetyl-L-Carnitine
1/08/2008

ConsumerLab.com finds most potassium supplements meet quality standards, but one with only 18% of ingredient — Results for 12 potassium supplements in new review
10/30/2007

Recently tested magnesium supplements free of lead, but one product missing most of its ingredient according to ConsumerLab.com — First Major Product Review of Potential "Life-Extending" Ingredient
7/12/2005

ConsumerLab.com finds some supplements lower in omega-3 and omega-6 fatty acids than claimed — Report available for 23 products made from oils of black currant, borage, evening primrose and flax
4/27/2005

ConsumerLab.com finds quality of most nutrition powders and drinks high, but identifies five protein powders with excess sodium or cholesterol — Report Now Available Online
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Results
  1. Product Reviews
  2. CL Answers
  3. Recalls & Warnings
  4. Clinical Updates
  5. News Releases